The Army helicopter that collided with a plane over D.C. in January had incorrect altitude readings, contributing to the ...

The army helicopter that crashed into a passenger jet over Washington DC was flying too high, investigators have concluded.

Air traffic controller failed to notify commercial plane crew about approaching Army helicopter before Washington D.C.

Board Chairwoman Jennifer Homendy has urged the Federal Aviation Administration to improve safety measures, pointing to ...

Investigators found the helicopter was flying higher than it should have been over the Potomac River in Washington. Its ...

An air traffic controller should have warned an American Airlines Group Inc. jet that there was a US Army Black Hawk in the ...

Investigators testifying at a hearing into the January's mid-air crash in Washington DC suggest faulty altitude data may have ...

The NTSB concluded three days of investigative hearings into the collision between an Army helicopter and a passenger plane ...

The crash involved an American Airlines jet and a Black Hawk helicopter near Ronald Reagan National Airport in January, ...

The NTSB found that a Black Hawk helicopter was at the wrong altitude in a fatal midair collision over Washington, D.C., due ...